<mat-progress-bar
  aria-label="Determinate progress bar"
  mode="determinate"
  [value]="determinateValue"></mat-progress-bar>

<mat-progress-bar
  aria-label="Buffer progress bar"
  mode="buffer"
  [value]="bufferValue"></mat-progress-bar>

<mat-progress-bar
  aria-label="Query progress bar"
  mode="query"></mat-progress-bar>

<mat-progress-bar
  aria-label="Determinate progress bar"
  mode="indeterminate"></mat-progress-bar>
